Pre-operative education for hip or knee replacement.
D001007:Anxiety / Q000517:prevention & control*; D019644:Arthroplasty, Replacement, Hip / Q000523:psychology*; D019645:Arthroplasty, Replacement, Knee / Q000523:psychology*; D004434:Early Ambulation; D006801:Humans; D007902:Length of Stay; D010353:Patient Education as Topic; D011300:Preoperative Care; D016032:Randomized Controlled Trials as Topic